Vibration machine



FIG. 1 is a top perspective view of the vibration machine, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a left-side view thereof; and,

FIG. 8 is a right-side view thereof.

The broken lines shown in the drawings are for the purposes of illustrating portions of the vibration machine, which form no part of the claimed design. 

CLAIM The ornamental design for a vibration machine, as shown and described. 